package com.atguigu.practice;

import java.math.BigDecimal;
import java.util.Scanner;
public class GoToTheBowl2 {
    public static void main(String[] args) {
        Scanner scanner=new Scanner(System.in);
        while(scanner.hasNextInt()){
            BigDecimal decimal1=new BigDecimal(scanner.next());
            BigDecimal decimal2=new BigDecimal(scanner.next());
            BigDecimal tmp=new BigDecimal(6.28);
            if(decimal1.equals(decimal1.max(decimal2.multiply(tmp)))){
                System.out.println("No");
            }else{
                System.out.println("Yes");
            }
        }
    }
}
